<template>
   <div class="tab-bar-item" @click="itemClick">
     <div v-if="!isActive">
       <slot name="item-icon"></slot>
     </div>
     <div v-else>
       <slot name="item-icon-active"></slot>
     </div>
     <div :style="activeStyle">
        <slot name="item-text"></slot>
     </div>
    
    </div>
</template>

<script>
export default {
  name:"TabBarItem",
  props:{
    path:String,
    activeColor:{
      type:String,
      default:'red'
    }
  },
  computed:{
    isActive(){
      return this.$route.path.indexOf(this.path) !==-1
    },
    activeStyle(){
      return this.isActive ? {color:this.activeColor} : {}
    }
  },
  methods:{
    itemClick(){
      this.$router.push(this.path)
      
    }
  }
}
</script>

<style>

.tab-bar-item{
  flex: 1;
  text-align: center;
  height: 49px;
  font-size: 14px;
}
.tab-bar-item img{
  widows: 24px;
  height: 24px;
  margin-top: 3px;
  vertical-align: middle;
  margin-bottom: 2px;
}
</style>